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POE oil has added benefits, but it's also necessitated some changes in the HVAC industry, as it needs to be handled much differently than mineral oil.
 

Migration of refrigerant to the compressor’s crankcase during an off cycle is a serious problem, as significant compressor damage can occur if the problem is not remedied. 

High-pressure switches are designed to shut down a compressor if the system’s high pressure rises above an unsafe level, not allowing the compressor to restart until the pressure returns to a safe level. 

Polyurethane tubing providing durability, natural flexibility, excellent weathering characteristics, and good chemical resistance and offered by the company are unreinforced, braid-reinforced, and a style designed for pneumatic applications, the company said. 

The introductory course on motors and variable-speed drives will give participants a better understanding of motors and how they work. 

The virtually stepless capacity control (CRII) enables capacity control from 10-100 percent. 

According to the manufacturer, advanced laser technology offers the tightest tolerances and allows for a superior weld. 

The CTRC Rogowski coil current transformers are flexible, rope-like current sensors that can be connected around conductors. 

For engineers, distributors, and installers, FastFind™ Pump Selector is an interactive Web-based ductless mini-split condensate-pump selection tool. 

Ideally suited for new commercial HVACR applications and deep retrofits, the line of fully integrated, intelligent pumping systems now features the MLE variable-speed motor in ranges of 3-30 hp for building services.